Cheap And Discounts 10pcs/lot OPA227UA/2K5 SOP8 OPA227 OPA227U OPA227UA OPA227UK SOP-8 chip New spot Wholesale. Buy Directly From Merchant QiaZhiTong QZT-Chip Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.